Home / 39,206.92-58,814.01-11,127.66

Finding the Fourth Proportional to 39,206.92, 58,814.01 and 11,127.66

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Solution

The fourth proportional to 39,206.92, 58,814.01 and 11,127.66 is: 16,692.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,206.92 : 58,814.01 = 11,127.66 : x
  2. Step 2: Convert to fraction form
    39,206.92/58,814.01 = 11,127.66/x
  3. Step 3: Cross multiply
    39,206.92x = 58,814.01 × 11,127.66
  4. Step 4: Simplify right side
    39,206.92x = 654,462,012.45
  5. Step 5: Solve for x
    x = 654,462,012.45/39,206.92
  6. Step 6: Final answer
    x = 16,692.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.